采用气囊作内模进行浇筑桥面板混凝土，加快了预制桥面板施工进度，确保工程施工质量，并降低了工程施工成本。
Making bridge panel concrete with the air cell inner form may quicken the precast bridge panel construction pace, ensure the project quality and drop construction cost.
预制混凝土柱和空心屋面板构成了建筑的结构系统。
The structure is defined by a system of precast concrete porticos and hollow core slab roofing.
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